Regulatory Matters - Schedule of regulatory capital requirements (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Banking and Thrift [Abstract]
Total Capital to Risk-Weighted Assets	$ 10,428	$ 10,662
Total Capital to Risk-Weighted Assets ratio	14.44%	12.79%
Tier I Capital to Risk-Weighted Assets	$ 9,488	$ 9,498
Tier I Capital to Risk-Weighted Assets ratio	13.14%	11.50%
Common equity Tier 1 capital to Risk-Weighted Assets	$ 9,488	$ 9,498
Common equity Tier 1 capital to Risk-Weighted Assets, ratio	13.14%	11.50%
Tier I Capital to Total Assets	$ 9,488	$ 9,498
Tier I Capital to Total Assets ratio	8.27%	8.06%
Minimum amount of capital for adequacy purposes	$ 5,778	$ 6,609
Minimum amount of capital for adequacy purposes, ratio	8.00%	8.00%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 4,334	$ 4,957
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	6.00%	6.00%
Common equity Tier 1 capital to Risk-Weighted Assets for adequacy purposes	$ 3,250	$ 3,718
Common equity Tier 1 capital to Risk-Weighted Assets for adequacy purposes, ratio	4.50%	4.50%
Minimum amount of Tier 1 Capital for adequacy purposes	$ 4,587	$ 4,714
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	4.00%	4.00%
Minimum Capital required to be well-capitalized	$ 7,233	$ 8,261
Minimum Capital required to be well-capitalized, ratio	10.00%	10.00%
Minimum Tier 1 Capital required to be well-capitalized	$ 5,778	$ 6,609
Minimum Tier 1 Capital required to be well-capitalized, ratio	8.00%	8.00%
Common equity Tier I capital to Risk-Weighted Assets to be well-capitalized	$ 4,695	$ 5,370
Common equity Tier I capital to Risk-Weighted Assets to be well-capitalized, ratio	6.50%	6.50%
Minimum Capital required to be well-capitalized	$ 5,733	$ 5,893
Minimum Capital required to be well-capitalized, ratio	5.00%	5.00%
Minimum Capital required under consent order	$ 8,667	$ 9,913
Minimum Capital required under consent order, ratio	12.00%	12.00%
Minimum Tier 1 Capital required under consent order	$ 9,173	$ 9,428
Minimum Tier 1 Capital required under consent order, ratio	8.00%	8.00%

The amount of Total Capital required under requirements of the Consent Order issued by the FDIC.

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The Total risk based capital ratio (total capital divided by risk weighted assets) required under the Consent Order issued by the FDIC.

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Common Equity Tier 1 Capital as defined by the regulators.

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The minimum Common Equity Tier 1 capital ratio (Common Equity Tier 1 capital divided by risk-weighted assets) required for capital adequacy under the regulatory framework for prompt corrective action.

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Common Equity Tier 1 Capital Required to be Well Capitalized to Risk Weighted Assets

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Common Equity Tier 1 Capital Required to be Well Capitalized to Risk Weighted Assets.

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Common Equity Tier 1 Capital divided by risk weighted assets as defined by regulations.

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The amount of Tier 1 Leverage Capital required under requirements of the Consent Order issued by the FDIC.

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The amount of Tier 1 Leverage Capital required under consent order issued by the FDIC divided by average assets as defined in the regulatory framework for prompt corrective action.

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The amount of total capital as defined in the regulations.

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The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.

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The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action.

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Total Capital divided by risk weighted assets as defined in the regulations.

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital divided by average assets as defined in the regulations.

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Tier 1 Risk Based Capital as defined in the regulations.

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The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Tier 1 capital divided by risk weighted assets as defined by regulations.

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